package com.cl.util;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import org.json.JSONArray;
import org.json.JSONObject;

public class WebApiUtil {
	 // K3 Cloud WebSite URL Example "http://192.168.19.113/K3Cloud/"
    public static String POST_K3CloudURL = "http://192.168.19.113/K3Cloud/";

    // Cookie 值
    private static String CookieVal = null;

    private static Map map = new HashMap();
    static {
            map.put("Save", "Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.Save.common.kdsvc");
            map.put("View","Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.View.common.kdsvc");
            map.put("Submit", "Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.Submit.common.kdsvc");
            map.put("Audit", "Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.Audit.common.kdsvc");
            map.put("UnAudit", "Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.UnAudit.common.kdsvc");
            map.put("StatusConvert", "Kingdee.BOS.WebApi.ServicesStub.DynamicFormService.StatusConvert.common.kdsvc");
            map.put("SupplierLogin", "PKSD.WebAPI.ServicesStub.CustomBusinessService.SupplierLogin.common.kdsvc");
            map.put("PurList", "PKSD.WebAPI.ServicesStub.CustomBusinessService.PurList.common.kdsvc");
            map.put("PurDetail", "PKSD.WebAPI.ServicesStub.CustomBusinessService.PurDetail.common.kdsvc");
            map.put("UpdatePur", "PKSD.WebAPI.ServicesStub.CustomBusinessService.UpdatePurState.common.kdsvc");
            map.put("UpdateSupplierPwd", "PKSD.WebAPI.ServicesStub.CustomBusinessService.UpdateSupplierPwd.common.kdsvc");
    }

    // HttpURLConnection
    private static HttpURLConnection initUrlConn(String url, JSONArray paras)
                    throws Exception {
            URL postUrl = new URL(POST_K3CloudURL.concat(url));
            HttpURLConnection connection = (HttpURLConnection) postUrl
                            .openConnection();
            if (CookieVal != null) {
                    connection.setRequestProperty("Cookie", CookieVal);
            }
            if (!connection.getDoOutput()) {
                    connection.setDoOutput(true);
            }
            connection.setRequestMethod("POST");
            connection.setUseCaches(false);
            connection.setInstanceFollowRedirects(true);
            connection.setRequestProperty("Content-Type", "application/json");
            DataOutputStream out = new DataOutputStream(
                            connection.getOutputStream());

            UUID uuid = UUID.randomUUID();
            int hashCode = uuid.toString().hashCode();

            JSONObject jObj = new JSONObject();

            jObj.put("format", 1);
            jObj.put("useragent", "ApiClient");
            jObj.put("rid", hashCode);
            jObj.put("parameters", chinaToUnicode(paras.toString()));
            jObj.put("timestamp", new Date().toString());
            jObj.put("v", "1.0");

            out.writeBytes(jObj.toString());
            out.flush();
            out.close();

            return connection;
    }

    // Login
    public static boolean Login(String dbId, String user, String pwd, int lang)
                    throws Exception {

            boolean bResult = false;

            String sUrl = "Kingdee.BOS.WebApi.ServicesStub.AuthService.ValidateUser.common.kdsvc";

            JSONArray jParas = new JSONArray();
            jParas.put(dbId);// 帐套Id
            jParas.put(user);// 用户名
            jParas.put(pwd);// 密码
            jParas.put(lang);// 语言

            HttpURLConnection connection = initUrlConn(sUrl, jParas);
            // 获取Cookie
            String key = null;
            for (int i = 1; (key = connection.getHeaderFieldKey(i)) != null; i++) {
                    if (key.equalsIgnoreCase("Set-Cookie")) {
                            String tempCookieVal = connection.getHeaderField(i);
                            if (tempCookieVal.startsWith("kdservice-sessionid")) {
                                    CookieVal = tempCookieVal;
                                    break;
                            }
                    }
            }

            BufferedReader reader = new BufferedReader(new InputStreamReader(
                            connection.getInputStream()));
            String line;
            System.out.println(" ============================= ");
            System.out.println(" Contents of post request ");
            System.out.println(" ============================= ");
            while ((line = reader.readLine()) != null) {
                    String sResult = new String(line.getBytes(), "utf-8");
                    System.out.println(sResult);
                    bResult = line.contains("\"LoginResultType\":1");
            }
            System.out.println(" ============================= ");
            System.out.println(" Contents of post request ends ");
            System.out.println(" ============================= ");
            reader.close();

            connection.disconnect();

            return bResult;
    }

    // Save
    public static void Save(String formId, String content) throws Exception {
            Invoke("Save", formId, content);
    }

    // View
    public static String View(String formId, String content) throws Exception {
            return Invoke("View", formId, content);
    }

    // Submit
    public static void Submit(String formId, String content) throws Exception {
            Invoke("Submit", formId, content);
    }

    // Audit
    public static void Audit(String formId, String content) throws Exception {
            Invoke("Audit", formId, content);
    }

    // UnAudit
    public static void UnAudit(String formId, String content) throws Exception {
            Invoke("UnAudit", formId, content);
    }

    // StatusConvert
    public static void StatusConvert(String formId, String content)
                    throws Exception {
            Invoke("StatusConvert", formId, content);
    }
    
 // 供应商登录
    public static String  SupplierLogin(String content)
                    throws Exception {
            return InvokeCustomer("SupplierLogin", content);
    }
    
 // 采购订单列表
    public static String  PurList(String content)
                    throws Exception {
            return InvokeCustomer("PurList", content);
    }
 // 采购订单详情
    public static String  PurDetail(String content)
                    throws Exception {
            return InvokeCustomer("PurDetail", content);
    }
 // 更新状态
    public static String  UpdatePur(String content)
                    throws Exception {
            return InvokeCustomer("UpdatePur", content);
    }
 // 修改密码
    public static String  UpdateSupplierPwd(String content)
                    throws Exception {
            return InvokeCustomer("UpdateSupplierPwd", content);
    }

    private static String Invoke(String deal, String formId, String content)
                    throws Exception {
    		String rs="";
            String sUrl = map.get(deal).toString();
            JSONArray jParas = new JSONArray();
            jParas.put(formId);
            jParas.put(content);

            HttpURLConnection connectionInvoke = initUrlConn(sUrl, jParas);

            BufferedReader reader = new BufferedReader(new InputStreamReader(
                            connectionInvoke.getInputStream(), "UTF-8"));

            String line;
            System.out.println(" ============================= ");
            System.out.println(" Contents of post request ");
            System.out.println(" ============================= ");
            while ((line = reader.readLine()) != null) {
                    String sResult = new String(line.getBytes());
                    System.out.println(sResult);
                    rs+=sResult;
            }
            System.out.println(" ============================= ");
            System.out.println(" Contents of post request ends ");
            System.out.println(" ============================= ");
            reader.close();

            connectionInvoke.disconnect();
            
            return rs;
    }
    
    private static String InvokeCustomer(String deal, String content)
            throws Exception {
	String rs="";
    String sUrl = map.get(deal).toString();
    JSONArray jParas = new JSONArray();
    jParas.put(content);

    HttpURLConnection connectionInvoke = initUrlConn(sUrl, jParas);

    BufferedReader reader = new BufferedReader(new InputStreamReader(
                    connectionInvoke.getInputStream(), "UTF-8"));

    String line;
    System.out.println(" ============================= ");
    System.out.println(" Contents of post request ");
    System.out.println(" ============================= ");
    while ((line = reader.readLine()) != null) {
            String sResult = new String(line.getBytes());
            System.out.println(sResult);
            rs+=sResult;
    }
    System.out.println(" ============================= ");
    System.out.println(" Contents of post request ends ");
    System.out.println(" ============================= ");
    reader.close();

    connectionInvoke.disconnect();
    
    return rs;
    }

    /**
     * 把中文转成Unicode码
     * 
     * @param str
     * @return
     */
    public static String chinaToUnicode(String str) {
            String result = "";
            for (int i = 0; i < str.length(); i++) {
                    int chr1 = (char) str.charAt(i);
                    if (chr1 >= 19968 && chr1 <= 171941) {// 汉字范围 \u4e00-\u9fa5 (中文)
                            result += "\\u" + Integer.toHexString(chr1);
                    } else {
                            result += str.charAt(i);
                    }
            }
            return result;
    }
}
